/Engine/Source/Runtime/Renderer/Public/InstanceCulling/InstanceCullingContext.h
Helper function to add a pass to zero the instance count in the indirect args.
static void AddClearIndirectArgInstanceCountPass ( [FRDGBuilder](API\Runtime\RenderCore\FRDGBuilder) & GraphBuilder, [FGlobalShaderMap](API\Runtime\RenderCore\FGlobalShaderMap) * ShaderMap, FRDGBufferRef DrawIndirectArgsBuffer, [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< int32()> NumIndirectArgsCallback )